Sam Hubley, Christopher Schneck, Marshall Thomas, Jay Shore, Helen and Arthur E Johnson Depression Center, Department of Family Medicine, Aurora, CO 80045, United States
Sarah B Lynch, Department of Clinical Health Psychology, University of Colorado Denver, Denver, CO 80217-3364, United States
Author contributions: All authors conceived the manuscript and collaborated on the design of the review.
Conflict-of-interest statement: The authors have no conflicts of interest to disclose.
Data sharing statement: As this was a review of published data there were no participants to be approached for informed consent for data sharing. No additional data are available.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Sam Hubley, Assistant Professor, Helen and Arthur E Johnson Depression Center, Department of Family Medicine, 13199 E. Montview Blvd, Suite 330, Aurora, CO 80045, United States. firstname.lastname@example.org
Telephone: +1-303-724882 Fax: +1-303-7244698
Received: October 28, 2015
Peer-review started: November 3, 2015
First decision: December 4, 2015
Revised: January 27, 2016
Accepted: March 14, 2016
Article in press: March 15, 2016
Published online: June 22, 2016